■ INTRODUCTION
SN66007 is a 7 seconds single chip 2-channel voice synthesizer IC which contains I/O pins and a tiny controller. By programming through the tiny controller, user’s applications including section combination, trigger modes, output status, high performance melody, multiple voices, and other logic functions can be implemented.

■ FEATURES
♦ Single power supply 2.4V – 5.1V
♦ Built in a tiny controller
♦ 7 seconds voice capacity is provided
♦ Two 4-bit I/O ports are provided
♦ 64*4 bits RAM are provided
♦ Maximum 64k program ROM is provided
♦ Readable ROM code data
♦ Built in a high quality speech synthesizer
♦ Two independent voice channels
♦ Adaptive playing speed from 4k-40kHz is provided for all 2 channels individually
♦ A 6-bit*8-bit Multiplier is embed to modulate the volume of synthesized voices
♦ One digital mixers (with saturation control) are provided
♦ One 8-bit current output DA converters
♦ System clock: 2M Hz ( R-type or Crystal Option)